4 pin Relay 12 Volt – 30 Amps Heavy Duty Make sure you do not buy cheap quality relays on the net as they burn out. Stabilizes the voltage from fluctuations Uses: Alarms Fog light wiring Headlight wiring Side lights wiring Immobiliser cut off Electrical car fans Airhorns and horns Fuse boxes Boot release solenoid Starter on/off flick switches Please make sure before ordering the relay you have in your car, is the same as the one in our picture, As manufactures from time to time change the relays to other type and configurations We can not offer any refund on electrical goods unless the product is faulty. Fast Dispatch PLEASE NOTE Important notice BEFORE ordering Please DO NOT rely on the compatibility list to make your decision of parts, as cars come with many variations and fitments on the same make and models. Check things like dimensions size and other stated fitment criteria prior to ordering to make sure you get the correct part as vehicle parts can have more than one option due to changes on chassis / engine number or modification. We cannot be held responsible for wrong parts ordered if you have not carried out the above. If you have any questions about fitment, give us a call or email.